from __future__ import annotations
import datetime

from typing import Dict, List, Optional, Set, Union
from pydantic import BaseModel, EmailStr, Field, PrivateAttr, ValidationError, validator

from app.db_sql import redis_lookup_id_random, sql_insert, sql_select, sql_update
from app.lib_general import log, logging

from app.methods.user_methods import load_user_obj
from app.methods.organization_methods import load_organization_obj
#from app.methods.person_methods import load_person_obj

from app.models.user_models import User_Base, User_New_Base, User_Out_Base
from app.models.user_role_models import User_Role_Base


# ### BEGIN ### API User Methods ### create_user_obj() ###
def create_user_obj(user_obj_new:User_New_Base) -> int|bool:
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if not user_obj_new:
        return False

    # user_obj_data = user_obj_new.dict(by_alias=False, exclude_defaults=False, include={'password'}, exclude={'new_password'})
    # log.debug(user_obj_data)

    user_obj_data = user_obj_new.dict(by_alias=False, exclude_defaults=False, exclude_unset=True, exclude={'new_password'})
    log.debug(user_obj_data)

    user_obj_data['password'] = user_obj_new.password # There has to be a better way to do this??? It thinks "password" is unset and so is excluded?
    log.debug(user_obj_data)

    log.info('Checking if the username is already in use for the account...')
    sql_select_user = f"""
        SELECT user.id, user.id_random, user.name, user.email
        FROM `user` AS user
        WHERE user.account_id = :account_id and user.username = :username
        """

    if sql_select_result := sql_select(sql=sql_select_user, data=user_obj_data, rm_id_random=True):
        if isinstance(sql_select_result, list):
            log.exception(f"Multiple user accounts already exists with this username ({user_obj_data['username']}). The database needs to be checked.")
            return False
        log.info('A user account already exists with this username. Updating instead of inserting.')
        user_id = sql_select_result.get('id', None)
        user_obj_data['id'] = user_id
        if user_obj_up_result := sql_update(data=user_obj_data, table_name='user', rm_id_random=True): pass
        else:
            return False

        #log.setLevel(logging.DEBUG)
        log.debug(user_obj_up_result)

        log.debug(f'Returning the existing user_id: {user_id}')
    else:
        if user_obj_in_result := sql_insert(data=user_obj_data, table_name='user', rm_id_random=True, id_random_length=8): pass
        else:
            return False

        #log.setLevel(logging.DEBUG)
        log.debug(user_obj_in_result)

        user_id = user_obj_in_result

        log.debug(f'Returning the new user_id: {user_id}')
    return user_id
# ### END ### API User Methods ### create_user_obj() ###


# ### BEGIN ### API User Methods ### load_user_obj() ###
def load_user_obj(user_id:int|str, inc_roles:bool=False, inc_user:bool=False, inc_organization:bool=False, inc_person:bool=False) -> User_Out_Base|bool:
    #log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if user_id := redis_lookup_id_random(record_id_random=user_id, table_name='user'): pass
    else: return False

    if user_rec := sql_select(table_name='v_user', record_id=user_id): pass
    else: return false

    #log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(user_rec)

    try:
        user_obj = User_Out_Base(**user_rec)
        log.debug(user_obj)
    except ValidationError as e:
        log.error(e.json())
        return False

    if inc_roles:
        if role_rec_li := sql_select(table_name='v_user_role_detail', field_name='user_id', field_value=user_id, as_list=True):
            user_rec['role_list'] = role_rec_li
            #log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(role_rec_li)
            user_obj.role_list = role_rec_li
        else:
            user_rec['role_list'] = None
            user_obj.role_list = None

    if inc_user:
        user_id = user_rec.get('user_id', None)
        if user_obj_result := load_user_obj(user_id=user_id):
            user_obj = user_obj_result
            user_rec['user'] = user_obj
            log.debug(user_rec)
            user_obj.user = user_obj
        else:
            user_rec['user'] = None
            user_obj.user = None

    if inc_organization:
        organization_id = user_rec.get('organization_id', None)
        if organization_obj_result := load_organization_obj(organization_id=organization_id):
            organization_obj = organization_obj_result
            user_rec['organization'] = organization_obj
            log.debug(user_rec)
            user_obj.organization = organization_obj
        else:
            user_rec['organization'] = None
            user_obj.organization = None

    # if inc_person:
    #     person_id = user_rec.get('person_id', None)
    #     if person_obj_result := load_person_obj(person_id=person_id):
    #         person_obj = person_obj_result
    #         user_rec['person'] = person_obj
    #         log.debug(user_rec)
    #     #else: user_rec['person'] = None

    #log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(user_rec)

    return user_obj
# ### END ### API User Methods ### load_user_obj() ###


# ### BEGIN ### API User Methods ### update_user_obj() ###
def update_user_obj(user_obj_update:User_Base):
    log.setLevel(logging.WARNING) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
    log.debug(locals())

    if contact_obj_update := user_obj_update.contact:
        log.debug(contact_obj_update)
        if contact_obj_up_result := update_contact_obj(contact_obj_update):
            log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(contact_obj_up_result)
            return True
        else:
            log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(contact_obj_up_result)
            return False
    else:
        if contact_obj_in_result := insert_contact_obj(contact_obj_insert):
            log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(contact_obj_in_result)c
            return True # NOTE: This needs to return the new contact ID
        else:
            log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
            log.debug(contact_obj_in_result)
            return False
    
    user_obj_update.pop('contact')
    log.debug(user_obj_update)
    if user_obj_up_result = update_user_obj(user_obj_update):
        log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
        log.debug(user_obj_up_result)
        return True
    else:
        log.setLevel(logging.DEBUG) # DEBUG, INFO, WARNING, ERROR, EXCEPTION, CRITICAL
        log.debug(user_obj_up_result)
        return False